Dr. Sidath Wijesinghe


  • Ph.D. in Chemistry, Clemson University, Clemson, South Carolina, 2018
    • Mentor: Professor Dvora Perahia and Dr. Gary S. Grest  In a broad sense, 
    • His Ph.D. research is focused on understanding the structure and dynamics of soft materials in confined geometry using molecular dynamics simulations. 
  • B.S. University of Kelaniya, Kelaniya, Sri Lanka

Professional Experience: 

  • Lecturer, Appalachian State University, Fall 2020. 
  • Postdoctoral Research Associate,  University of North Carolina at Chapel Hill  
    • Mentor: Professor Max L. Berkowitz 
    • Dr. Wijesinghe studied shock wave induced cavitation on membranes


  • Molecular Dynamics simulations
  • Biomembranes
  • Structure and dynamics of polymers
  • Computational chemistry

Selected Publications: 

  • Sidath Wijesinghe, Dvora Perahia, Ting Ge, K. Michael Salerno, and Gary S. Grest, “Stress Relaxation of Comb Polymer Melts”, (in review, Triboloy Letters 2021)
  • Sidath Wijesinghe, Edmond Y. Lau, Sa Hoon Min, and Max L. Berkowitz, “Damage to Polystyrene Polymer Film by Shock Wave Induced Bubble Collapse”, J. Phys. Chem. B. 2020, 124, 7494
  • Sa Hoon Min, Sidath Wijesinghe, and Max L. Berkowitz, “Enhanced Cavitation and Hydration Crossover of Stretched Water in Presence of C60”, J. Phys. Chem. Lett. 2019, 10, 6621−6625
  • Sidath Wijesinghe, Dvora Perahia, and Gary S. Grest, “Polymer Topology Effects on Dynamics of Comb Polymer Melts”, Macromolecules 2018, 51, 7621
  • Sidath Wijesinghe, Dvora Perahia, and Gary S. Grest; “Temperature Response of Soft Ionizable Polymer Nanoparticles”, J. Chem. Phys 2018, 149, 084903
  • Sidath Wijesinghe, Sabina Maskey, Dvora Perahia, and Gary S. Grest, “Luminescent Tunable Polydots: Charge Effects on Confined Geometry”, J. Chem. Phys 2017, 146, 244907
  • Sidath Wijesinghe, Sabina Maskey, Dvora Perahia, and Gary S. Grest, “Conformation of Ionizable Poly para Phenylene Ethynylene in Dilute Solutions”, J. Polym. Science Part B: Polymer Physics., 2016, 54, 582
Title: Lecturer

Email address: Email me

Phone: (828) 262-8467

Office address
GWH 401-B